G11B 23/0328
The disc having to be extracted from the cartridge for recording reproducing
Official title: {the disc having to be extracted from the cartridge for recording reproducing, e.g. cooperating with an extractable tray}
G11B23/0328 (The disc having to be extracted from the cartridge for recording reproducing) appears on 101 US grants and 22 published applications in this corpus.
Search patents in G11B- Granted patents
- 101
- Published applications
- 22
- Assignees
- 26
- Inventors
- 152
- Latest grant
- 17 Aug 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 7 | 0 |
| 1983 | 18 | 0 |
| 1984 | 18 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 3 |
| 2013 | 2 | 0 |
| 2014 | 2 | 5 |
| 2015 | 5 | 3 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Disc library storage system and disc cartridge used thereof17 Aug 2021US 11,094,348 B2Lite-On Electronics (Guangzhou) Limited
- Optical disc apparatus27 Aug 2019US 10,395,689 B2Panasonic Intellectual Property Management Co., Ltd.
- Disc device12 Jul 2016US 9,390,747 B2Panasonic Intellectual Property Management Co., Ltd.
- Disc device20 Oct 2015US 9,165,592 B2Panasonic Intellectual Property Management Co., Ltd.
- Disk1 Sep 2015US 9,123,379 B2Panasonic Intellectual Property Management Co., Ltd.
- Disc library storage system and disc cartridge used thereof15 Oct 2020US 2020/0327907 A1Lite-On Electronics (Guangzhou) Limited
- Optical disc apparatus6 Sep 2018US 2018/0254062 A1Panasonic Intellectual Property Management Co., Ltd.
- Optical disk device, optical-disk checking method and optical-disk checking program10 May 2018US 2018/0130490 A1Panasonic Intellectual Property Management Co., Ltd.
- Disc device31 Dec 2015US 2015/0380043 A1Panasonic Intellectual Property Management Co., Ltd.
- Disc device12 Mar 2015US 2015/0074692 A1Panasonic Corporation
Most cited
By later US patents
- Flexible disc cartridge125US 3,951,264 ADynastor, Inc. · 1976
- Disc receiving tray and a combination of such a tray with a storage cassette64US 4,722,439 APolygram International Holding B.V. · 1988
- Video disc caddy63US 4,463,849 ARCA Corporation · 1984
- Holder for a rigid information disc and loading-system comprising a loading mechanism adapted to cooperate with such a holder62US 4,617,655 AU. S. Philips Corporation · 1986
- Video disc caddy46US 4,463,850 ARCA Corporation · 1984